2FBW
Avian respiratory complex II with carboxin bound
- PDB DOI: https://doi.org/10.2210/pdb2FBW/pdb
- Classification: OXIDOREDUCTASE
- Organism(s): Gallus gallus
- Mutation(s): No 
- Membrane Protein: Yes  PDBTMMemProtMDmpstruc
- Deposited: 2005-12-10 Released: 2005-12-20 
- Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 2.06 Å
- R-Value Free: 0.215 
- R-Value Work: 0.171 
- R-Value Observed: 0.173 
This is version 2.1 of the entry. See complete history. 
Re-refinement Note
A newer entry is available that reflects an alternative modeling of the original data: 2WQY
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Succinate dehydrogenase [ubiquinone] flavoprotein subunit, mitochondrial | A, E [auth N] | 621 | Gallus gallus | Mutation(s): 0  EC: 1.3.5.1 Membrane Entity: Yes  | |
UniProt | |||||
Find proteins for Q9YHT1 (Gallus gallus) Explore Q9YHT1  Go to UniProtKB:  Q9YHT1 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | Q9YHT1 | ||||
Sequence AnnotationsExpand | |||||
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Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 2 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Succinate dehydrogenase [ubiquinone] iron-sulfur subunit, mitochondrial | B, F [auth O] | 252 | Gallus gallus | Mutation(s): 0  EC: 1.3.5.1 Membrane Entity: Yes  | |
UniProt | |||||
Find proteins for Q9YHT2 (Gallus gallus) Explore Q9YHT2  Go to UniProtKB:  Q9YHT2 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | Q9YHT2 | ||||
Sequence AnnotationsExpand | |||||
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Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 3 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Succinate dehydrogenase cytochrome b560 subunit, mitochondrial | C, G [auth P] | 140 | Gallus gallus | Mutation(s): 0  Membrane Entity: Yes  | |
UniProt | |||||
Find proteins for D0VWW3 (Gallus gallus) Explore D0VWW3  Go to UniProtKB:  D0VWW3 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | D0VWW3 | ||||
Sequence AnnotationsExpand | |||||
|
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 4 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Succinate dehydrogenase [ubiquinone] cytochrome b small subunit, mitochondrial | D, H [auth Q] | 103 | Gallus gallus | Mutation(s): 0  Membrane Entity: Yes  | |
UniProt | |||||
Find proteins for Q5ZIS0 (Gallus gallus) Explore Q5ZIS0  Go to UniProtKB:  Q5ZIS0 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | Q5ZIS0 | ||||
Sequence AnnotationsExpand | |||||
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Small Molecules
Ligands 14 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
FAD (Subject of Investigation/LOI) Query on FAD | EF [auth N], I [auth A] | FLAVIN-ADENINE DINUCLEOTIDE C27 H33 N9 O15 P2 VWWQXMAJTJZDQX-UYBVJOGSSA-N | |||
HEM Query on HEM | IJ [auth P], XD [auth C] | PROTOPORPHYRIN IX CONTAINING FE C34 H32 Fe N4 O4 KABFMIBPWCXCRK-RGGAHWMASA-L | |||
UMQ Query on UMQ | KJ [auth P] | UNDECYL-MALTOSIDE C23 H44 O11 UYEMNFYVTFDKRG-ZNGNCRBCSA-N | |||
SF4 Query on SF4 | BC [auth B], WH [auth O] | IRON/SULFUR CLUSTER Fe4 S4 LJBDFODJNLIPKO-UHFFFAOYSA-N | |||
F3S (Subject of Investigation/LOI) Query on F3S | CC [auth B], XH [auth O] | FE3-S4 CLUSTER Fe3 S4 FCXHZBQOKRZXKS-UHFFFAOYSA-N | |||
BOG Query on BOG | LJ [auth P], TE [auth D], ZD [auth C] | octyl beta-D-glucopyranoside C14 H28 O6 HEGSGKPQLMEBJL-RKQHYHRCSA-N | |||
CBE (Subject of Investigation/LOI) Query on CBE | JJ [auth P], YD [auth C] | 2-METHYL-N-PHENYL-5,6-DIHYDRO-1,4-OXATHIINE-3-CARBOXAMIDE C12 H13 N O2 S GYSSRZJIHXQEHQ-UHFFFAOYSA-N | |||
FES Query on FES | AC [auth B], VH [auth O] | FE2/S2 (INORGANIC) CLUSTER Fe2 S2 NIXDOXVAJZFRNF-UHFFFAOYSA-N | |||
Y3P (Subject of Investigation/LOI) Query on Y3P | FF [auth N], J [auth A] | (~{Z})-2-oxidanylbut-2-enedioic acid C4 H4 O5 UWYVPFMHMJIBHE-UPHRSURJSA-N | |||
GOL Query on GOL | FC [auth B], IF [auth N] | GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N | |||
AZI Query on AZI | EC [auth B], HF [auth N], L [auth A] | AZIDE ION N3 IVRMZWNICZWHMI-UHFFFAOYSA-N | |||
K Query on K | GF [auth N], K [auth A] | POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N | |||
NA Query on NA | DC [auth B] | SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N | |||
UNL Query on UNL | AA [auth A] AB [auth A] AD [auth B] AE [auth C] AF [auth D] | Unknown ligand FKNQFGJONOIPTF-UHFFFAOYSA-N |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 2.06 Å
- R-Value Free: 0.215 
- R-Value Work: 0.171 
- R-Value Observed: 0.173 
- Space Group: P 1 21 1
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 118.7 | α = 90 |
b = 200.753 | β = 90.06 |
c = 67.631 | γ = 90 |
Software Name | Purpose |
---|---|
PHENIX | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
AMoRE | phasing |
Entry History & Funding Information
Deposition Data
- Released Date: 2005-12-20  Deposition Author(s): Huang, L.S., Sun, G., Cobessi, D., Wang, A.C., Shen, J.T., Tung, E.Y., Anderson, V.E., Berry, E.A.
Funding Organization | Location | Grant Number |
---|---|---|
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS) | United States | R01GM62563 |
Revision History (Full details and data files)
- Version 1.0: 2005-12-20
Type: Initial release - Version 1.1: 2008-05-01
Changes: Version format compliance - Version 1.2: 2011-07-13
Changes: Non-polymer description, Version format compliance - Version 1.3: 2014-10-29
Changes: Non-polymer description - Version 1.4: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Advisory, Derived calculations, Structure summary - Version 2.0: 2021-02-17
Type: Coordinate replacement
Reason: Ligand geometry
Changes: Advisory, Atomic model, Author supporting evidence, Data collection, Database references, Derived calculations, Non-polymer description, Other, Polymer sequence, Refinement description, Source and taxonomy, Structure summary - Version 2.1: 2023-08-30
Changes: Advisory, Data collection, Database references, Refinement description